INVESTIGATION OF THE MICROSTRUCTURE AND MICROHARDNESS AFTER ELECTRON BEAM WELDING OF AISI 316L STAINLESS STEEL AND LASERFORM MARAGING STEEL. ENVIRONMENT. TECHNOLOGY. RESOURCES. Proceedings of the International Scientific and Practical Conference, [S. l.], v. 4, p. 17–21, 2025. DOI: 10.17770/etr2025vol4.8432. Disponível em: https://archive-journals.rtu.lv/etr/article/view/5247.. Acesso em: 11 mar. 2026.